<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>Untitled Document</title>
</head>

<body>
<form id="form1" name="form1" method="post" action="">
  <table width="30%" border="1" align="center">
    <tr>
      <td colspan="2">&nbsp;</td>
    </tr>
    <tr>
      <td>Usuario</td>
      <td><label>
        <input type="text" name="textfield" id="textfield" />
      </label></td>
    </tr>
    <tr>
      <td>Clave</td>
      <td><label>
        <input type="password" name="textfield2" id="textfield2" />
      </label></td>
    </tr>
    <tr>
      <td colspan="2"><div align="center">
        <label>
        <input type="submit" name="button" id="button" value="Ingresar" />
        </label>
      </div></td>
    </tr>
  </table>
</form>
</body>
</html>
